Honda Accord
P0171
The P0171 code indicates a "System Too Lean (Bank 1)" condition in the engine of a 2013-2017 Honda Accord. This usually signifies that there is an issue with the air-fuel mixture, causing the engine to run with less fuel than required.
60 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
2 affected
EngineFuel System
Symptoms
10 common
- •Check engine light illuminated
- •Rough idle or stalling
- •Poor acceleration or loss of power
- +7 more
Most Affected Generations
4 generations
CP/CS
30
11th Gen
13
CV/CR
11
CR/CU
6
Top Affected Components
2 components
Engine
54
Fuel System
6
Severity Levels
2 levels
high
33
medium
27
Quick Facts
170
Total Solutions
2
Affected Components
10
Common Symptoms
4
Generations
All Solutions
Showing 60 of 170 solutions for error code P0171 across all generations.